21604752

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3847}}^1$

素因数の和:3877

約数の個数: 80

約数和(自身を含む): 66801280

約数和(自身を除く): 45196528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3847, 5616, 7694, 11541, 15388, 23082, 30776, 34623, 46164, 50011, 61552, 69246, 92328, 100022, 103869, 138492, 150033, 184656, 200044, 207738, 276984, 300066, 400088, 415476, 450099, 553968, 600132, 800176, 830952, 900198, 1200264, 1350297, 1661904, 1800396, 2400528, 2700594, 3600792, 5401188, 7201584, 10802376, 21604752]

約数ペア:

[(1, 21604752), (2, 10802376), (3, 7201584), (4, 5401188), (6, 3600792), (8, 2700594), (9, 2400528), (12, 1800396), (13, 1661904), (16, 1350297), (18, 1200264), (24, 900198), (26, 830952), (27, 800176), (36, 600132), (39, 553968), (48, 450099), (52, 415476), (54, 400088), (72, 300066), (78, 276984), (104, 207738), (108, 200044), (117, 184656), (144, 150033), (156, 138492), (208, 103869), (216, 100022), (234, 92328), (312, 69246), (351, 61552), (432, 50011), (468, 46164), (624, 34623), (702, 30776), (936, 23082), (1404, 15388), (1872, 11541), (2808, 7694), (3847, 5616)]